import type { NextRequest } from 'next/server'
import type { AdminConfigResult } from '@/lib/admin.types'

import { NextResponse } from 'next/server'
import { getAuthInfoFromCookie } from '@/lib/auth'
import { getConfig } from '@/lib/config'

export const runtime = 'nodejs'

export async function GET(request: NextRequest) {
  const storageType = process.env.NEXT_PUBLIC_STORAGE_TYPE || 'localstorage'
  if (storageType === 'localstorage') {
    return NextResponse.json(
      {
        error: '不支持本地存储进行管理员配置',
      },
      { status: 400 },
    )
  }

  const authInfo = getAuthInfoFromCookie(request)
  if (!authInfo || !authInfo.username) {
    return NextResponse.json({ error: 'Unauthorized' }, { status: 401 })
  }
  const username = authInfo.username

  try {
    const config = await getConfig()
    const result: AdminConfigResult = {
      Role: 'owner',
      Config: config,
    }
    if (username === process.env.USERNAME) {
      result.Role = 'owner'
    }
    else {
      const user = config.UserConfig.Users.find(u => u.username === username)
      if (user && user.role === 'admin') {
        result.Role = 'admin'
      }
      else {
        return NextResponse.json(
          { error: '你是管理员吗你就访问？' },
          { status: 401 },
        )
      }
    }

    return NextResponse.json(result, {
      headers: {
        'Cache-Control': 'no-store', // 管理员配置不缓存
      },
    })
  }
  catch (error) {
    console.error('获取管理员配置失败:', error)
    return NextResponse.json(
      {
        error: '获取管理员配置失败',
        details: (error as Error).message,
      },
      { status: 500 },
    )
  }
}
